Essential Chemistry for IGCSE - Formulae And Equations (Section 2 - No. 33)
When balancing a chemical equation, what can you change?
Subscripts in the chemical formula
Coefficients in front of the chemical formula
The chemical formulas of the reactants
The chemical formulas of the products
Explanation
When balancing an equation, you can only change the coefficients to make the number of atoms equal on both sides.
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